Electromotive force, abbreviated as E.M.F and denoted by $\varepsilon$, is not a force. It is defined as the energy utilized in assembling a charge on the electrode of a battery when the circuit is open.Simply, it is the work done per unit charge which is the potential difference between the electrodes of the battery measured in volts.
In particular, bathos is associated with anticlimax, an abrupt transition from a lofty style or grand topic to a common or vulgar one. This may be either accidental (through artistic ineptitude) or intentional (for comic effect). Intentional bathos appears in satiric genres such as burlesque and mock epic.
Pathos is a communication technique used most often in rhetoric (where it is considered one of the three modes of persuasion, alongside ethos and logos), and in literature, film and other narrative art. by passion in the delivery of the speech or writing, as determined by the audience.